Original description as Heros citrinellus:
- Günther, Albert C. L. G. 1864. "Report of a collection of fishes made by Messrs. Dow, Godman, and Salvin in Guatemala". Proceedings of the Zoological Society of London. 1864, pp. 144-154 (crc00137)
- Heros basilaris Gill, 1877, with type locality at Lake Nicaragua, Nicaragua. Determiner: Regan, 1905
- Cichlasoma granadense Meek, 1907, with type locality at Lago Nicaragua at Granada, Nicaragua. Determiner: Villa, 1976
Conservation: Amphilophus citrinellus is evaluated by the international union for the conservation of nature in the iucn red list of threatened species as (LC) least concern (2019).